Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Clifford O. Smith, PHD

Individual provider Clinical Psychologist · NPI 1790801744

Dr. Clifford O. Smith, PHD is a Clinical Psychologist in Wilmington, Delaware. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2007
Specialties on file
3
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

3608 Lancaster Pike
Wilmington, DE 19805-1509
Phone: (302) 995-9600
Fax: (302) 995-9571
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Group Psychotherapy Psychologist (primary) Taxonomy 103TP2701X · Licence B10000101 (PA)
Clinical Psychologist Taxonomy 103TC0700X · Licence B10000101 (PA)
Psychologist Taxonomy 103T00000X · Licence B10000101 (PA)

Record details

NPI number1790801744
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 21, 2007
Last updated in NPPESSeptember 11, 2025

Other providers in Wilmington